Public CSLB records

Mainstream Electric Services INC

License #807775·Corporation·Glendora, Los Angeles County
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Summary

Mainstream Electric Services INC operating as a corporation is licensed in California under CSLB number 807775. The license was first issued in 2002, putting the business at 24 years on the active CSLB roster. It carries a single CSLB classification: C-10 — Electrical Contractor. Records show an active surety bond on file with Western Surety Company and an exempt workers' compensation status (no employees on payroll). The business is based in Glendora, in Los Angeles County, California.

Business Information
Address
534 S Elwood Ave Unit C
Glendora, CA 91741
License Details & Classifications
License Number
807775
Issued
May 8, 2002
Status
CLEAR
Expires
May 31, 2026
Entity
Corporation
Financial & Insurance Coverage
Contractor Bond
Surety
Western Surety Company
Bond Number
66696197
Effective
Oct 20, 2023
Status
Active
Workers' Compensation
Coverage
Exempt
Carrier
Policy Number
Effective
Jan 13, 2026
Expires
Alert

This contractor has a compliance issue in its public CSLB record:

  • License expired
License StatusInactive / Expired
Contractor BondOn file
Workers' CompensationActive

An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this

Frequently asked questions
Is Mainstream Electric Services INC licensed in California?

Mainstream Electric Services INC holds California Contractors State License Board license number 807775. The license was first issued on May 8, 2002. It is valid through May 31, 2026.

What does Mainstream Electric Services INC specialize in?

Mainstream Electric Services INC is licensed for one CSLB classification: C-10 Electrical Contractor.

Where is Mainstream Electric Services INC headquartered?

Mainstream Electric Services INC is headquartered at 534 S Elwood Ave Unit C, Glendora, CA 91741, in Los Angeles County, California.

Does Mainstream Electric Services INC have an active surety bond on file with CSLB?

Yes. Mainstream Electric Services INC has an active California contractor surety bond filed with Western Surety Company.

Does Mainstream Electric Services INC carry workers' compensation coverage?

Mainstream Electric Services INC reports an exempt workers' compensation status, meaning the business has no employees on payroll.

How do I verify Mainstream Electric Services INC's contractor license?

You can verify Mainstream Electric Services INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=807775.

Activity Timeline
  1. License issuedMay 8, 2002
  2. Bond activeOct 20, 2023
  3. WC coverage startsJan 13, 2026
  4. License expiredMay 31, 2026
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